PRB 98-4E

THE EFFECTS OF SMOG ON THE
HEALTH OF CANADIANS

Prepared by:
Christine Labelle
Science and Technology Division
October 1998

MODULE CONTENTS

INTRODUCTION: SMOG AND HEALTH

MAIN COMPONENTS OF SMOG

   Tropospheric Ozone: Sources, Composition, and Formation

   Sulphates: Sources, Composition, and Formation

   Particulate Matter: Sources, Composition, and Formation

EFFECTS OF OZONE, SULPHATES, AND PARTICULATE
MATTER ON HEALTH

   Persons at Risk

   Studies to Date

   Study No 1: Effects of Ozone on Persons at Risk

   Study No 2: Effects of Ozone and Sulphates on Hospitalization Rates

   Study No 3: Particulate Sulphates

   Effects on Health

LEGISLATIVE MEASURES ADOPTED BY CANADA
TO REDUCE AIR POLLUTION

   Legislative Tools: Legislation, Policies, and Agreements

PRESENT AND FUTURE FEDERAL APPROACHES

   Action Plan on Health and the Environment (APHE)

   Tailpipe Emission Inspection Clinics

   Management Plan for Nitrogen Oxides and Volatile Organic Compounds (VOC)

   Canada-Wide Accord on Environmental Harmonization

POTENTIAL BENEFITS OF SMOG REDUCTION